<template>
  <el-dialog
    width="500px"
    title="员工导入"
    :visible="showExcelDialog"
    @close="$emit('update:showExcelDialog',false)"
  >
    <el-row type="flex" justify="center">
      <div class="upload-excel">
        <input
          ref="excelUploadRef"
          class="excel-upload-input"
          type="file"
          accept=".xlsx, .xls"
          @change="uploadChange"
        >
        <div class="drop">
          <i class="el-icon-upload" />
          <el-button type="text" @click="getExportTemplate">下载导入模板</el-button>

          <span>将文件拖到此处或
            <el-button type="text" @click="uploadExcel">点击上传</el-button>

          </span>

        </div>

      </div>

    </el-row>

    <el-row type="flex" justify="end">
      <!-- update:props属性名，值 直接修改 .sync修饰符的属性值 -->
      <el-button size="mini" type="primary" @click="$emit('update:showExcelDialog', false)">取消</el-button>

    </el-row>

  </el-dialog>
</template>
<script>
import { getExportTemplateApi, uploadExcelApi } from '@/api/employee'
import FileSaver from 'file-saver'

export default {
  props: {
    showExcelDialog: {
      type: Boolean,
      default: false
    }
  },
  data() {
    return {

    }
  },
  methods: {
    async getExportTemplate() {
      const blobFile = await getExportTemplateApi()
      FileSaver.saveAs(blobFile, '员工导入模版.xlsx')
      this.$message.success('员工导入模板下载成功！')
    },
    uploadExcel() {
      this.$refs.excelUploadRef.click()
    },
    async uploadChange(e) {
    //   console.log(e.target.files)
      const files = e.target.files
      if (files.length > 0) {
        const file = files[0]
        const fd = new FormData()
        fd.append('file', file)
        try {
          await uploadExcelApi(fd)
          this.$message.success('员工导入成功')
          this.$emit('update:showExcelDialog', false)
          this.$emit('uploadSuccess')
        } catch (error) {
          this.$message.error('员工导入失败')
        } finally {
          this.$refs.excelUploadRef.value = ''
        }
      }
    }
  }
}
</script>
<style scoped lang="scss">
.upload-excel {
display: flex;
justify-content: center;
margin: 20px;
width: 360px;
height: 180px;
align-items: center;
color: #697086;
.excel-upload-input {
  display: none;
  z-index: -9999;
}
.btn-upload,
  .drop {
  border: 1px dashed #dcdfe6;
  width: 100%;
  height: 100%;
  text-align: center;
  line-height: 160px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.drop {
  line-height: 40px;
  color: #bbb;
  i {
    font-size: 60px;
    display: block;
    color: #c0c4cc;
  }
}
}
</style>
